Firestore v1 API - Class StructuredAggregationQuery.Types.Aggregation.Types.Count (3.6.0)

public sealed class StructuredAggregationQuery.Types.Aggregation.Types.Count : IMessage<StructuredAggregationQuery.Types.Aggregation.Types.Count>, IEquatable<StructuredAggregationQuery.Types.Aggregation.Types.Count>, IDeepCloneable<StructuredAggregationQuery.Types.Aggregation.Types.Count>, IBufferMessage, IMessage

Reference documentation and code samples for the Firestore v1 API class StructuredAggregationQuery.Types.Aggregation.Types.Count.

Count of documents that match the query.

The COUNT(*) aggregation function operates on the entire document so it does not require a field reference.

Inheritance

object > StructuredAggregationQuery.Types.Aggregation.Types.Count

Namespace

Google.Cloud.Firestore.V1

Assembly

Google.Cloud.Firestore.V1.dll

Constructors

Count()

public Count()

Count(Count)

public Count(StructuredAggregationQuery.Types.Aggregation.Types.Count other)
Parameter
NameDescription
otherStructuredAggregationQueryTypesAggregationTypesCount

Properties

UpTo

public long? UpTo { get; set; }

Optional. Optional constraint on the maximum number of documents to count.

This provides a way to set an upper bound on the number of documents to scan, limiting latency, and cost.

Unspecified is interpreted as no bound.

High-Level Example:

AGGREGATE COUNT_UP_TO(1000) OVER ( SELECT * FROM k );

Requires:

  • Must be greater than zero when present.
Property Value
TypeDescription
long